161492950

素因数分解:

$2^1\times 5^2\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{2423}}^1$

素因数の和:2509

約数の個数: 48

約数和(自身を含む): 317408256

約数和(自身を除く): 155915306

約数列:

[1, 2, 5, 10, 25, 31, 43, 50, 62, 86, 155, 215, 310, 430, 775, 1075, 1333, 1550, 2150, 2423, 2666, 4846, 6665, 12115, 13330, 24230, 33325, 60575, 66650, 75113, 104189, 121150, 150226, 208378, 375565, 520945, 751130, 1041890, 1877825, 2604725, 3229859, 3755650, 5209450, 6459718, 16149295, 32298590, 80746475, 161492950]

約数ペア:

[(1, 161492950), (2, 80746475), (5, 32298590), (10, 16149295), (25, 6459718), (31, 5209450), (43, 3755650), (50, 3229859), (62, 2604725), (86, 1877825), (155, 1041890), (215, 751130), (310, 520945), (430, 375565), (775, 208378), (1075, 150226), (1333, 121150), (1550, 104189), (2150, 75113), (2423, 66650), (2666, 60575), (4846, 33325), (6665, 24230), (12115, 13330)]